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Olympus E-M10 IV vs Panasonic ZS100

Portability
81
Imaging
62
Features
83
Overall
70
Olympus OM-D E-M10 IV front
 
Panasonic Lumix DMC-ZS100 front
Portability
87
Imaging
52
Features
65
Overall
57

Olympus E-M10 IV vs Panasonic ZS100 Key Specs

Olympus E-M10 IV
(Full Review)
  • 20MP - Four Thirds Sensor
  • 3" Tilting Display
  • ISO 200 - 25600
  • Sensor based 5-axis Image Stabilization
  • 3840 x 2160 video
  • Micro Four Thirds Mount
  • 383g - 122 x 84 x 49mm
  • Introduced August 2020
  • Replaced the Olympus E-M10 III
Panasonic ZS100
(Full Review)
  • 20MP - 1" Sensor
  • 3" Fixed Display
  • ISO 125 - 12800 (Boost to 25600)
  • Optical Image Stabilization
  • 3840 x 2160 video
  • 25-250mm (F2.8-5.9) lens
  • 312g - 111 x 65 x 44mm
  • Released January 2016
  • Additionally Known as Lumix DMC-TZ100
  • New Model is Panasonic ZS200
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Olympus E-M10 IV vs Panasonic ZS100 Overview

Let's look a little more in depth at the Olympus E-M10 IV vs Panasonic ZS100, former being a Entry-Level Mirrorless while the other is a Large Sensor Compact by competitors Olympus and Panasonic. The image resolution of the E-M10 IV (20MP) and the ZS100 (20MP) is very comparable but the E-M10 IV (Four Thirds) and ZS100 (1") use totally different sensor size.

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The E-M10 IV was unveiled 4 years later than the ZS100 and that is a fairly big difference as far as camera technology is concerned. Both the cameras offer different body type with the Olympus E-M10 IV being a SLR-style mirrorless camera and the Panasonic ZS100 being a Large Sensor Compact camera.

Before delving through a in depth comparison, below is a quick synopsis of how the E-M10 IV grades vs the ZS100 when it comes to portability, imaging, features and an overall grade.

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Reasons to pick Olympus E-M10 IV over the Panasonic ZS100

 E-M10 IV ZS100 
ReleasedAugust 2020January 2016More recent by 56 months
Display typeTiltingFixed Tilting display
Selfie screen Easy selfies

Reasons to pick Panasonic ZS100 over the Olympus E-M10 IV

 ZS100 E-M10 IV 

Common features in the Olympus E-M10 IV and Panasonic ZS100

 E-M10 IV ZS100 
Manual focus Dial exact focus
Display sizing3"3"Equivalent display size
Display resolution1040k1040kEqual display resolution
Touch friendly display Easily navigate

Olympus E-M10 IV vs Panasonic ZS100 Physical Comparison

For anyone who is intending to lug around your camera often, you will have to factor its weight and size. The Olympus E-M10 IV provides outer measurements of 122mm x 84mm x 49mm (4.8" x 3.3" x 1.9") along with a weight of 383 grams (0.84 lbs) while the Panasonic ZS100 has specifications of 111mm x 65mm x 44mm (4.4" x 2.6" x 1.7") along with a weight of 312 grams (0.69 lbs).

Check the Olympus E-M10 IV vs Panasonic ZS100 in our newest Camera & Lens Size Comparison Tool. Camera Size Comparison with Lenses

Don't forget, the weight of an ILC will change dependant on the lens you use at that moment. Underneath is the front view over all size comparison of the E-M10 IV against the ZS100.

Olympus E-M10 IV vs Panasonic ZS100 size comparison

Taking into account dimensions and weight, the portability score of the E-M10 IV and ZS100 is 81 and 87 respectively.

Olympus E-M10 IV vs Panasonic ZS100 top view buttons comparison

Olympus E-M10 IV vs Panasonic ZS100 Sensor Comparison

Typically, its hard to envision the difference in sensor measurements just by checking out a spec sheet. The visual below should give you a much better sense of the sensor sizing in the E-M10 IV and ZS100.

As you can see, both the cameras offer the same exact megapixels but not the same sensor measurements. The E-M10 IV uses the larger sensor which will make achieving shallower DOF less difficult. The fresher E-M10 IV will have an advantage with regard to sensor innovation.

Olympus E-M10 IV vs Panasonic ZS100 sensor size comparison

Olympus E-M10 IV vs Panasonic ZS100 Screen and ViewFinder

Olympus E-M10 IV vs Panasonic ZS100 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Olympus E-M10 IV Portrait photography highlights
Panasonic ZS100 Portrait photography highlights
77
manual focus
megapixel count good (20MP)
decent sensor size (Four Thirds)
supports face detect focus
saves RAW files
64
has manual focus
resolution is good (20 megapixels)
sensor size is decent (1")
features face detect autofocus
exports RAW formats
can't use external flash
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Street Comparison

Olympus E-M10 IV Street photography info
Panasonic ZS100 Street photography info
84
screen tilts up and down
built in image stabilization (Sensor based 5-axis)
decent sensor size (Four Thirds)
saves RAW files
boasts touch to focus
good ISO range (25,600)
78
image stabilization (Optical)
sensor size is decent (1")
exports RAW formats
boasts focus via touch
lighter than competitors in class (312 grams)
no moving screen
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Sports Comparison

Olympus E-M10 IV Sports photography highlights
Panasonic ZS100 Sports photography highlights
72
quiet shutter (1/16,000 seconds)
built in image stabilization (Sensor based 5-axis)
megapixel count good (20 megapixels)
decent sensor size (Four Thirds)
supports tracking focus
does not have phase detect auto focus
67
quiet mode (1/16,000s)
image stabilization (Optical)
resolution is good (20 megapixels)
sensor size is decent (1")
features tracking focus
no phase detect autofocus
Photography Glossary

Travel Comparison

Olympus E-M10 IV Travel photography info
Panasonic ZS100 Travel photography info
84
has bluetooth
boasts touch to focus
megapixel count good (20 megapixels)
built-in flash
screen is selfie friendly
75
lighter than competitors in class (312g)
boasts focus via touch
resolution is good (20MP)
has built in flash
fairly wide (25mm)
very long reach (250mm)
doesn't offer selfie friendly display
slow max aperture (f2.8)
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Landscape Comparison

Olympus E-M10 IV Landscape photography information
Panasonic ZS100 Landscape photography information
82
manual focus
switch lenses (Micro Four Thirds mount)
screen size is good (3 inch)
built in image stabilization (Sensor based 5-axis)
megapixel count good (20MP)
decent sensor size (Four Thirds)
good ISO range (25,600)
saves RAW files
68
has manual focus
fairly wide (25mm)
screen is a good size (3")
image stabilization (Optical)
resolution is good (20MP)
sensor size is decent (1")
exports RAW formats
fixed lens (fixed lens mount)
slow max aperture (f2.8)
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Vlogging Comparison

Olympus E-M10 IV Vlogging details
Panasonic ZS100 Vlogging details
78
screen is selfie friendly
screen is touchscreen
built in image stabilization (Sensor based 5-axis)
supports face detect focus
video resolution high (3840 x 2160 pxls)
no microphone jack
35
fairly wide (25mm)
screen is touchscreen
image stabilization (Optical)
features face detect autofocus
high res video (3840 x 2160 pixels)
lighter than competitors in class (312g)
slow max aperture (f2.8)
doesn't offer selfie friendly display
no mic support
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Olympus E-M10 IV vs Panasonic ZS100 Specifications

Detailed spec comparison table for Olympus E-M10 IV and Panasonic ZS100
 Olympus OM-D E-M10 IVPanasonic Lumix DMC-ZS100
General Information
Brand Name Olympus Panasonic
Model type Olympus OM-D E-M10 IV Panasonic Lumix DMC-ZS100
Also called - Lumix DMC-TZ100
Category Entry-Level Mirrorless Large Sensor Compact
Introduced 2020-08-04 2016-01-05
Physical type SLR-style mirrorless Large Sensor Compact
Sensor Information
Processor TruePic VIII Venus Engine
Sensor type CMOS MOS
Sensor size Four Thirds 1"
Sensor dimensions 17.4 x 13mm 13.2 x 8.8mm
Sensor surface area 226.2mm² 116.2mm²
Sensor resolution 20 megapixels 20 megapixels
Anti alias filter
Aspect ratio 1:1, 4:3, 3:2 and 16:9 1:1, 4:3, 3:2 and 16:9
Highest resolution 5184 x 3888 5472 x 3648
Highest native ISO 25600 12800
Highest boosted ISO - 25600
Min native ISO 200 125
RAW photos
Min boosted ISO 100 80
Autofocusing
Manual focusing
Autofocus touch
Autofocus continuous
Autofocus single
Autofocus tracking
Selective autofocus
Center weighted autofocus
Multi area autofocus
Autofocus live view
Face detect focus
Contract detect focus
Phase detect focus
Total focus points 121 49
Lens
Lens mount type Micro Four Thirds fixed lens
Lens zoom range - 25-250mm (10.0x)
Maximum aperture - f/2.8-5.9
Macro focusing distance - 5cm
Available lenses 107 -
Crop factor 2.1 2.7
Screen
Type of display Tilting Fixed Type
Display diagonal 3" 3"
Resolution of display 1,040k dots 1,040k dots
Selfie friendly
Liveview
Touch screen
Viewfinder Information
Viewfinder type Electronic Electronic
Viewfinder resolution 2,360k dots 1,166k dots
Viewfinder coverage 100 percent 100 percent
Viewfinder magnification 0.62x 0.46x
Features
Lowest shutter speed 60 seconds 60 seconds
Highest shutter speed 1/4000 seconds 1/2000 seconds
Highest quiet shutter speed 1/16000 seconds 1/16000 seconds
Continuous shooting rate 8.7fps 9.9fps
Shutter priority
Aperture priority
Manual mode
Exposure compensation Yes Yes
Set white balance
Image stabilization
Inbuilt flash
Flash distance 7.20 m (at ISO 200) 8.00 m (at Auto ISO)
Flash settings Redeye, fill-in, off, redeye slow-sync (1st-curtain), slow sync (1st-curtain), slow sync (2nd-curtain), manual Auto, Auto/Red-eye Reduction, Forced On, Forced On/Red-eye Reduction, Slow Sync., Slow Sync./Red-eye Reduction, Forced Off
Hot shoe
Auto exposure bracketing
White balance bracketing
Highest flash synchronize 1/250 seconds -
Exposure
Multisegment exposure
Average exposure
Spot exposure
Partial exposure
AF area exposure
Center weighted exposure
Video features
Supported video resolutions 3840 x 2160 @ 30p / 102 Mbps, MOV, H.264, Linear PCM3840 x 2160 @ 25p / 102 Mbps, MOV, H.264, Linear PCM3840 x 2160 @ 24p / 102 Mbps, MOV, H.264, Linear PCM1920 x 1080 @ 60p / 52 Mbps, MOV, H.264, Linear PCM1920 x 1080 @ 50p / 52 Mbps, MOV, H.264, Linear PCM1920 x 1080 @ 30p / 52 Mbps, MOV, H.264, Linear PCM1920 x 1080 @ 25p / 52 Mbps, MOV, H.264, Linear PCM1920 x 1080 @ 24p / 52 Mbps, MOV, H.264, Linear PCM 4K/UHD (3840 x 2160 @ 30p/24p), 1920 x 1080 @ 60p/60i/30p/24p, 640 x 480 (30p)
Highest video resolution 3840x2160 3840x2160
Video file format MPEG-4, H.264 MPEG-4, AVCHD
Mic support
Headphone support
Connectivity
Wireless Built-In Built-In
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS None None
Physical
Environment sealing
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 383 gr (0.84 lbs) 312 gr (0.69 lbs)
Dimensions 122 x 84 x 49mm (4.8" x 3.3" x 1.9") 111 x 65 x 44mm (4.4" x 2.6" x 1.7")
DXO scores
DXO All around rating not tested 70
DXO Color Depth rating not tested 22.8
DXO Dynamic range rating not tested 12.5
DXO Low light rating not tested 559
Other
Battery life 360 shots 300 shots
Style of battery Battery Pack Battery Pack
Battery ID BLS-50 -
Self timer Yes (2 or 12 sec, custom) Yes (2 or 10 secs, 3 shots @ 10 sec)
Time lapse feature
Storage type SD/SDHC/SDXC (UHS-II supported) SD/SDHC/SDXC card
Card slots 1 1
Pricing at launch $699 $700